Article InformationAuthors: Chang, Y. C.; Shire, S. Y.; Shih, W.; Gelfand, C.; Kasari, C.Year: 2016Publication: Journal of autism and developmental disordersVolume: 46Issue: 6Pages: 2211-23DOI: 10.1007/s10803-016-2752-2 Final Quality and Data Extraction DecisionsAge: 36-71.9 months (3-5.9 years)Domains: CommunicationJoint attentionPlayIntervention: Naturalistic interventionJoint Attention, Symbolic Play, Engagement, and Regulation (JASPER)